أَخْبَرَنَا مُحَمَّدُ بْنُ بَشَّارٍ قَالَ حَدَّثَنَا عَبْدُ الرَّحْمَنِ قَالَ حَدَّثَنَا شُعْبَةُ عَنْ أَبِي إِسْحَقَ قَالَ سَمِعْتُ أَبَا الْأَحْوَصِ عَنْ عَبْدِ اللَّهِ قَالَ سِبَابُ الْمُسْلِمِ فُسُوقٌ وَقِتَالُهُ کُفْرٌ
سنن نسائی · Hadith 4120
It was narrated that ‘Abdullah said: “Defaming a Muslim is evildoing and fighting him is Kufr.” (Sahih Mawquf)
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020